000-349 Question #10: Real Exam Question with Answer & Explanation

No correct answer was designated for this question; based on IBM Transformation Extender documentation, a component rule is primarily used for data validation of the component's value.

Question

Which of the following statements are true of a component rule? A component rule:

Options

Ais used to create output.
Bis used for data validation.
Cis always evaluated even if an optional component is not present in the data.
Dcan refer to any other component in the component list.

Explanation

No correct answer was designated for this question; based on IBM Transformation Extender documentation, a component rule is primarily used for data validation of the component's value.

Common mistakes.

A. Creating output is handled by output rules in IBM Transformation Extender, not component rules; component rules operate solely on the input data side for validation purposes.
C. A component rule is not evaluated when an optional component is absent from the input data; if the component does not appear in the data stream, its associated rule is skipped entirely.
D. The claim that a component rule can reference 'any other' component is too broad; component rule expressions have scoping restrictions and cannot arbitrarily reference every component in the component list.

Concept tested. Component rule purpose and evaluation behavior

Reference. https://www.ibm.com/docs/en/transformation-extender

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